1328528775743 has 8 divisors (see below), whose sum is σ = 1454972845200. Its totient is φ = 1205548927488.

The previous prime is 1328528775737. The next prime is 1328528775839. The reversal of 1328528775743 is 3475778258231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1328528775743 - 2¹⁶ = 1328528710207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328528775643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 866054498 + ... + 866056031.

It is an arithmetic number, because the mean of its divisors is an integer number (181871605650).

Almost surely, 2^{1328528775743} is an apocalyptic number.

1328528775743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1328528775743 is a deficient number, since it is larger than the sum of its proper divisors (126444069457).

1328528775743 is a wasteful number, since it uses less digits than its factorization.

1328528775743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732110601.

The product of its digits is 79027200, while the sum is 62.

The spelling of 1328528775743 in words is "one trillion, three hundred twenty-eight billion, five hundred twenty-eight million, seven hundred seventy-five thousand, seven hundred forty-three".